CINCINNATI, Feb. 6 /PRNewswire-FirstCall/ -- Delta Air Lines (NYSE: DAL) today lowered business and leisure fares in domestic markets served from its Cincinnati hub. The reductions offer more than 80 percent of customers flying to or from Cincinnati a significant savings** on advance-purchase leisure and business fares to the hub’s most popular destinations, including select cities in Florida, the Northeast and along the West coast. Customers can take advantage of these new fares while enjoying convenient nonstop service to nearly 90 domestic destinations.